#VU28581 Server-Side Request Forgery (SSRF) in Grafana - CVE-2020-13379
Vulnerability identifier: #VU28581
Vulnerability risk: Medium
CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:N/SA:N/E:P/U:Green]
CVE-ID: CVE-2020-13379
CWE-ID:
CWE-918
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Grafana
Web applications /
Other software
Vendor: Grafana Labs
Description
The disclosed vulnerability allows a remote attacker to perform SSRF attacks.
The vulnerability exists due to insufficient validation of user-supplied input within the avatar feature. A remote attacker can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.
Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Grafana: 3.0 beta1 - 3.0.4, 3.1.0 beta1 - 3.1.1, 4.0.0 beta1 - 4.0.2, 4.1.0 beta1 - 4.1.2, 4.2.0 beta1 - 4.2.0, 4.3.0 beta1 - 4.3.2, 4.4.0 - 4.4.3, 4.5.0 beta1 - 4.5.2, 4.6.0 beta1 - 4.6.5, 5.0.0 beta1 - 5.0.4, 5.1.0 beta1 - 5.1.5, 5.2.0 beta1 - 5.2.5, 5.3.0 beta1 - 5.3.4, 5.4.0 - 5.4.5, 6.0.0 - 6.0.2, 6.1.0 - 6.1.6, 6.2.0 - 6.2.5, 6.3.0 - 6.3.7, 6.4.0 - 6.4.5, 6.5 - 6.5.3, 6.6.0 - 6.6.2, 6.7.0 - 6.7.3, 7.0.0 - 7.0.1
External links
https://www.openwall.com/lists/oss-security/2020/06/03/4
https://community.grafana.com/t/grafana-7-0-2-and-6-7-4-security-update/31408
https://community.grafana.com/t/release-notes-v6-7-x/27119
https://community.grafana.com/t/release-notes-v7-0-x/29381
https://grafana.com/blog/2020/06/03/grafana-6.7.4-and-7.0.2-released-with-important-security-fix/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
